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20100914
20100914
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KPIX (CBS) 1
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Search Results 0 to 2 of about 3 (some duplicates have been removed)
CBS
Sep 14, 2010 7:00pm EDT
at what we did. they took what was good about us and added to it. >> reporter: education experts like amy wilkins say top-performing countries recruit teachers from the top of their college classes. south korea number two in math gets teachers from the top 5% of graduating college seniors. finland, number one in math and science, the top 10%. >> the consensus is that the most important ingredient in what works is the quality of the student's teacher. >> reporter: the u.s. has one of the shorter school years, 180 days versus 220 for south korea. research shows teachers spend up to six weeks reteaching what kids forgot over the summer. so a shorter break may be better. >> we've gotten stuck in the old norms. the world has changed. and our schools have not kept up. >> reporter: now the numbers suggest might be the time for a new lesson plan. jim axelrod, cbs news, new york. >> couric: and one more note about education. a real milestone for women in this country. last year for the first time women earned more doctorates than men did. just over half of all ph.d.s went to women, so did 60%
CBS
Sep 13, 2010 5:30pm PDT
natural gas can be separated from shale deep understood ground. but some experts say chemicals used in the process can poison drinking water and as armen keteyian reports, hundreds showed up at a federal hearing today in western new york to debate the issue. >> safe drilling now! >> reporter: the e.p.a. hearings in binghampton have become a battleground over fracking, a method of extraction that has high rewards for companies and some say higher risks for communities. what's driving the drilling rush are advances in hydraulic fracturing, or hydrofracking, a process whereby millions of gallons of water, sand and chemicals are blasted deep understood ground, forcing cracks in the shale, freeing natural gas for collection. it's at the surface from where problems have been reported. like blowouts and spills into groundwater. and as depicted in the hbo documentary "gasland," ignition at the kitchen sink. >> whoa! >> there's no such thing as zero-impact drilling. >> reporter: binghamton, new york, sits near the marcellus shale, an energy rich formation stretching from new york to tennesse
Search Results 0 to 2 of about 3 (some duplicates have been removed)